Country= U.S.A. Station= SILVER, TX River= COLORADO RIVER Area= 38614.61 Lat= 32.05 Lon= -100.76 Source= USGS PointID= 8123850 Area Units= km2 Discharge Units= m3/sec Starting Year= 1951 Ending Year= 1990 Total Years= 40 Total Usable Years= 39 Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Avg Annual 1951 0.06 0.06 0.77 14.6 21.36 14.07 3.36 0.15 0.12 0.1 0.05 0.08 4.56 1952 0.08 0.08 0.65 102.56 51.17 23.07 6.35 0.69 0.05 0.01 0.03 0.03 15.4 1953 0.03 0.19 13.8 8.34 10.83 8.73 20.64 22.78 2.13 0.54 0.27 0.39 7.39 1954 0.1 0.52 2.09 2.06 2.37 3.69 5.62 1.18 0.02 0 0.02 0.77 1.54 1955 0.05 0.02 5.5 4.7 1.85 1.32 1.84 1.81 0.05 0 0 0 1.43 1956 0 0 0.08 0.58 2.55 2.27 4.11 0.73 0 0 0 0 0.86 1957 0 0 0.08 2.87 4.05 5.55 3.96 0.28 0.08 0.41 0.62 0.99 1.57 1958 0.83 0.61 5.14 11.58 6.29 2.79 0.82 0.04 0 0 0 0 2.34 1959 0 0 0.1 0.04 0.01 0 0 0 0 0 0 0 0.01 1960 0 0 2.31 42.4 12.49 4.33 2.1 0.65 0.06 0.05 0.07 0.02 5.37 1961 0 0 0.19 0.13 0.5 0.29 0.08 0.03 0 0 0 0 0.1 1962 0 0 3.65 25.22 15.86 17.48 17.29 20.53 20.69 6.58 2.4 2.06 10.98 1963 0.76 0.35 0.51 3.07 4.75 6.83 4.58 0.4 0.12 0.01 0.21 0.94 1.88 1964 0.53 0.17 0.2 1.46 9.44 2.96 13.42 8.92 0.76 0.04 0.01 0 3.16 1965 0 0 0.03 6.83 21.74 12.82 2.06 0.76 1 3.54 2.33 0.98 4.34 1966 0.77 0.62 23.44 46 31.56 21.25 18.36 12.37 4.43 0.94 0.66 0.52 13.41 1967 0.42 0.27 5.29 13.69 19.13 14.87 9.28 3.61 0.37 0.1 0.12 0.07 5.6 1968 0.01 0.03 0.24 4.25 7.11 4.11 3.89 1.51 0.13 0 1.36 2 2.05 1969 0.2 0.07 0.25 136.27 84.31 29.74 27.59 20.52 3.68 1.26 3.04 3.75 25.89 1970 2.75 0.51 2.72 9.86 11.77 6.33 1.18 0.04 0 0.01 0.02 0 2.93 1971 0 0.01 0.5 1.92 1.7 2.33 4 1.88 2.19 1.13 1.45 2.67 1.65 1972 1.12 0.16 16.12 25.7 27.34 14.51 3.92 4.54 0.9 0.26 1.28 0.84 8.06 1973 0.18 0.3 8.13 2.21 0.57 0.26 0 0 0 0 0 0 0.97 1974 0 0.03 0.79 2 2.7 2.97 2.41 1.62 0.5 0 0 0 1.09 1975 0 0 0 2.37 11.22 17.89 22.66 27.16 16.32 8.52 8.15 4.1 9.87 1976 1.26 1.02 2.82 8.47 8.28 5.26 0.5 0 0 0 0 0 2.3 1977 0 0 2.7 0.69 0.07 0 0 0 0 0 0 0 0.29 1978 0 0 22.15 59 32.29 13.61 13.59 10.8 1.73 1.32 1.41 1.05 13.08 1979 0.16 0.06 1.29 15.19 47.47 29.01 21.83 12.65 5.13 3.29 6.73 5.58 12.37 1980 0.89 0.2 0.67 7.33 1.46 0.85 0.21 0.12 0 0.01 0.12 0.76 1.05 1981 0.59 0.21 0.43 1.02 0.15 0.01 0 0 0 0 0 0 0.2 1982 0 0.28 1.89 23.01 26.47 13.88 3.3 1.97 2.38 2.82 4.6 3.95 7.05 1983 0.68 0.09 5.85 22.7 17.96 8.11 5.99 10.6 5.29 3.66 5.3 2.73 7.41 1984 0.3 0.86 4.39 32.42 33.41 21.84 15.55 3.67 1.62 1.32 3.24 1.24 9.99 1985 0.38 0.2 13.53 6.65 1.45 0.3 0.03 0.06 0.39 0.15 0.27 0.29 1.97 1986 0.08 0.13 32.59 55.22 84.01 36.64 9.09 4.38 4.55 5.81 4.64 2.33 19.96 1987 2.15 2 12.03 42.72 32.48 14.37 6.28 5.87 3.65 3.97 5.24 3.38 11.18 1988 0.66 0.41 0.58 0.79 1.01 0.34 0.02 0 0 0 0 0 0.32 1989 0 0 16.23 54.49 22.13 2.38 0.75 0.06 0.01 0.01 0.01 0 8.01 1990 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 Avg 0.39 0.24 5.38 20.52 17.21 9.41 6.58 4.68 2.01 1.18 1.38 1.06 5.84 Std Dev 0.6 0.38 7.64 28.88 20.48 9.42 7.49 7.14 4.18 2.05 2.12 1.44 5.92